GRT350: 4-Wire Earth Ground Resistance/Resistivity Tester

Measures earth ground resistance from 2 to 2000 Ohm and resistivity from 0.06 to 628 kOhm-m

• Earth resistivity (p) test
• 4-wire, 3-wire, and 2-wire testing
• Large dual line LCD
• Automatic I (current) and P (potential) spike check
• Test Hold function for easy operation
• Autoranging, Data Hold and Auto Power off
• AC Earth Voltage
• Store/recall up to 200 test results
• Overrange and low battery indication
• Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries

GRT300: 4-Wire Earth Ground Resistance Tester

Measures earth ground resistance in 4 ranges from 2 to 2000 Ohm

• 4-wire, 3-wire, and 2-wire testing
• Large dual line LCD
• Automatic I (current) and P (potential) spike check
• Test Hold function for easy operation
• Autoranging, Automatic Zero adjustment, Data Hold and Auto Power off
• AC Earth Voltage
• Overrange and low battery indication
• Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries

382357: Clamp-on Ground Resistance Tester

Non-contact measurements of ground conductors without need for auxiliary ground spikes

382254: Test Leads (5pc)

Replacement Set of Test Leads for Earth Ground Resistance Tester Kit

382253: Earth Bars (2pc)

Replacement Bars for Earth Ground Resistance Tester Kit

• Compatible with 382252 - Earth Ground Resistance Tester Kit

382252: Earth Ground Resistance Tester Kit

Includes all hardware necessary to measure earth ground in 3 ranges from 20 to 2000Ohm

• Large dual display with backlight
• Test Hold function for easy operation
• Automatic Zero adjustment
• AC/DC Voltage, Resistance, and Continuity
• Auto Power off, Overrange and low battery indication
• Complete with test leads, 2 auxiliary earth bars, carrying case, protective rubber holster and six 1.5V AA batteries